Finding the Fourth Proportional to 25,422,005.70, 38,118,647.60 and 23,252,852.99
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Solution
The fourth proportional to 25,422,005.70, 38,118,647.60 and 23,252,852.99 is: 34,866,143.88
Step by Step Solution
- Step 1: Write the proportion equation
25,422,005.70 : 38,118,647.60 = 23,252,852.99 : x - Step 2: Convert to fraction form
25,422,005.70/38,118,647.60 = 23,252,852.99/x - Step 3: Cross multiply
25,422,005.70x = 38,118,647.60 × 23,252,852.99 - Step 4: Simplify right side
25,422,005.70x = 886,367,308,513,558.75 - Step 5: Solve for x
x = 886,367,308,513,558.75/25,422,005.70 - Step 6: Final answer
x = 34,866,143.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.